{"id":13397,"date":"2024-11-15T18:01:03","date_gmt":"2024-11-15T10:01:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/13397\/"},"modified":"2024-11-15T18:01:03","modified_gmt":"2024-11-15T10:01:03","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%a4%8ddocker%e4%b8%ad%e7%9a%84unable-to-prepare-context%e6%95%85%e9%9a%9c%e4%bb%a3%e7%a0%81","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/13397\/","title":{"rendered":"\u5982\u4f55\u4fee\u590dDocker\u4e2d\u7684\u201cunable to prepare context\u201d\u6545\u969c\u4ee3\u7801"},"content":{"rendered":"

\u5982\u4f55\u4fee\u590dDocker\u4e2d\u7684\u201cunable to prepare context\u201d\u6545\u969c\u4ee3\u7801<\/h1>\n

\u5728\u4f7f\u7528Docker\u8fdb\u884c\u5bb9\u5668\u5316\u5e94\u7528\u5f00\u53d1\u65f6\uff0c\u5f00\u53d1\u8005\u53ef\u80fd\u4f1a\u9047\u5230\u201cunable to prepare context\u201d\u8fd9\u4e00\u6545\u969c\u4ee3\u7801\u3002\u8fd9\u4e00\u9519\u8bef\u901a\u5e38\u51fa\u73b0\u5728\u6784\u5efaDocker\u955c\u50cf\u65f6\uff0c\u8868\u793aDocker\u65e0\u6cd5\u51c6\u5907\u6784\u5efa\u4e0a\u4e0b\u6587\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u8fd9\u4e00\u95ee\u9898\u7684\u5e38\u89c1\u539f\u56e0\u53ca\u5176\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

\u4ec0\u4e48\u662fDocker\u6784\u5efa\u4e0a\u4e0b\u6587\uff1f<\/h2>\n

\u5728Docker\u4e2d\uff0c\u6784\u5efa\u4e0a\u4e0b\u6587\u662f\u6307Dockerfile\u53ca\u5176\u76f8\u5173\u6587\u4ef6\u7684\u96c6\u5408\u3002\u5f53\u4f60\u8fd0\u884c`docker build`\u547d\u4ee4\u65f6\uff0cDocker\u4f1a\u5c06\u6307\u5b9a\u76ee\u5f55\u4e2d\u7684\u6240\u6709\u6587\u4ef6\u53d1\u9001\u5230Docker\u5b88\u62a4\u8fdb\u7a0b\uff0c\u4ee5\u4fbf\u8fdb\u884c\u955c\u50cf\u6784\u5efa\u3002\u56e0\u6b64\uff0c\u6784\u5efa\u4e0a\u4e0b\u6587\u7684\u6b63\u786e\u6027\u548c\u5b8c\u6574\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

\u5e38\u89c1\u539f\u56e0\u53ca\u89e3\u51b3\u65b9\u6848<\/h2>\n

1. \u8def\u5f84\u9519\u8bef<\/h3>\n

\u6700\u5e38\u89c1\u7684\u539f\u56e0\u4e4b\u4e00\u662f\u6307\u5b9a\u7684\u6784\u5efa\u4e0a\u4e0b\u6587\u8def\u5f84\u4e0d\u6b63\u786e\u3002\u786e\u4fdd\u4f60\u5728\u8fd0\u884c`docker build`\u547d\u4ee4\u65f6\uff0c\u8def\u5f84\u662f\u6b63\u786e\u7684\u3002\u4f8b\u5982\uff1a<\/p>\n

docker build -t my-image:latest \/path\/to\/context<\/code><\/pre>\n
\u5982\u679c\u8def\u5f84\u9519\u8bef\uff0cDocker\u5c06\u65e0\u6cd5\u627e\u5230Dockerfile\u53ca\u5176\u76f8\u5173\u6587\u4ef6\uff0c\u4ece\u800c\u5bfc\u81f4\u9519\u8bef\u3002<\/p>\n
2. Dockerfile\u6587\u4ef6\u7f3a\u5931<\/h3>\n
\u5982\u679c\u6307\u5b9a\u7684\u6784\u5efa\u4e0a\u4e0b\u6587\u4e2d\u6ca1\u6709Dockerfile\u6587\u4ef6\uff0cDocker\u4e5f\u4f1a\u62a5\u9519\u3002\u8bf7\u786e\u4fddDockerfile\u5b58\u5728\u4e8e\u6307\u5b9a\u7684\u4e0a\u4e0b\u6587\u76ee\u5f55\u4e2d\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5\u5f53\u524d\u76ee\u5f55\uff1a<\/p>\n
ls \/path\/to\/context<\/code><\/pre>\n
3. \u6587\u4ef6\u6743\u9650\u95ee\u9898<\/h3>\n
\u6587\u4ef6\u6743\u9650\u95ee\u9898\u4e5f\u53ef\u80fd\u5bfc\u81f4Docker\u65e0\u6cd5\u8bbf\u95ee\u6784\u5efa\u4e0a\u4e0b\u6587\u4e2d\u7684\u6587\u4ef6\u3002\u786e\u4fddDocker\u5b88\u62a4\u8fdb\u7a0b\u6709\u6743\u9650\u8bfb\u53d6\u4e0a\u4e0b\u6587\u4e2d\u7684\u6240\u6709\u6587\u4ef6\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5\u6587\u4ef6\u6743\u9650\uff1a<\/p>\n
ls -l \/path\/to\/context<\/code><\/pre>\n
\u5982\u679c\u6743\u9650\u4e0d\u8db3\uff0c\u53ef\u4ee5\u4f7f\u7528`chmod`\u547d\u4ee4\u4fee\u6539\u6743\u9650\uff0c\u4f8b\u5982\uff1a<\/p>\n
chmod 644 \/path\/to\/context\/Dockerfile<\/code><\/pre>\n
4. \u4e0a\u4e0b\u6587\u8fc7\u5927<\/h3>\n
\u5982\u679c\u6784\u5efa\u4e0a\u4e0b\u6587\u5305\u542b\u5927\u91cf\u6587\u4ef6\u6216\u5927\u6587\u4ef6\uff0cDocker\u53ef\u80fd\u4f1a\u56e0\u4e3a\u4e0a\u4e0b\u6587\u8fc7\u5927\u800c\u65e0\u6cd5\u5904\u7406\u3002\u53ef\u4ee5\u901a\u8fc7`.dockerignore`\u6587\u4ef6\u6765\u6392\u9664\u4e0d\u5fc5\u8981\u7684\u6587\u4ef6\u548c\u76ee\u5f55\uff0c\u4ece\u800c\u51cf\u5c0f\u4e0a\u4e0b\u6587\u7684\u5927\u5c0f\u3002\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a`.dockerignore`\u7684\u6587\u4ef6\uff0c\u5e76\u5728\u5176\u4e2d\u5217\u51fa\u8981\u6392\u9664\u7684\u6587\u4ef6\u548c\u76ee\u5f55\uff0c\u4f8b\u5982\uff1a<\/p>\n
node_modules\n*.log\ntemp\/<\/code><\/pre>\n
5. Docker\u5b88\u62a4\u8fdb\u7a0b\u95ee\u9898<\/h3>\n
\u6709\u65f6\uff0cDocker\u5b88\u62a4\u8fdb\u7a0b\u672c\u8eab\u53ef\u80fd\u51fa\u73b0\u95ee\u9898\u3002\u53ef\u4ee5\u5c1d\u8bd5\u91cd\u542fDocker\u670d\u52a1\u6765\u89e3\u51b3\u6b64\u7c7b\u95ee\u9898\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo systemctl restart docker<\/code><\/pre>\n
\u603b\u7ed3<\/h2>\n
\u5728Docker\u4e2d\u9047\u5230\u201cunable to prepare context\u201d\u6545\u969c\u4ee3\u7801\u65f6\uff0c\u901a\u5e38\u662f\u7531\u4e8e\u8def\u5f84\u9519\u8bef\u3001Dockerfile\u7f3a\u5931\u3001\u6587\u4ef6\u6743\u9650\u95ee\u9898\u3001\u4e0a\u4e0b\u6587\u8fc7\u5927\u6216Docker\u5b88\u62a4\u8fdb\u7a0b\u95ee\u9898\u5f15\u8d77\u7684\u3002\u901a\u8fc7\u4ed4\u7ec6\u68c0\u67e5\u8fd9\u4e9b\u56e0\u7d20\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\uff0c\u4ece\u800c\u987a\u5229\u8fdb\u884c\u5bb9\u5668\u5316\u5f00\u53d1\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u9ad8\u6027\u80fd\u7684\u7f8e\u56fdVPS<\/a>\u6216\u4e91\u670d\u52a1\u5668<\/a>\u89e3\u51b3\u65b9\u6848\uff0c\u7c73\u4e91\u63d0\u4f9b\u591a\u79cd\u9009\u62e9\uff0c\u6ee1\u8db3\u60a8\u7684\u9700\u6c42\u3002\u6211\u4eec\u81f4\u529b\u4e8e\u4fdd\u62a4\u7528\u6237\u9690\u79c1\uff0c\u63d0\u4f9b\u533f\u540d\u670d\u52a1\u5668\u670d\u52a1\uff0c\u786e\u4fdd\u60a8\u7684\u6570\u636e\u5b89\u5168\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u4fee\u590dDocker\u4e2d\u7684\u201cunable to prepare context\u201d\u6545\u969c\u4ee3\u7801 \u5728\u4f7f\u7528Docker\u8fdb\u884c\u5bb9\u5668\u5316\u5e94\u7528\u5f00\u53d1\u65f6\uff0c\u5f00\u53d1\u8005\u53ef\u80fd\u4f1a\u9047\u5230\u201cunable to prepare context\u201d\u8fd9\u4e00\u6545\u969c\u4ee3\u7801\u3002\u8fd9\u4e00\u9519\u8bef\u901a\u5e38\u51fa\u73b0\u5728\u6784\u5efaDocker\u955c\u50cf\u65f6\uff0c\u8868\u793aDocker\u65e0\u6cd5\u51c6\u5907\u6784\u5efa\u4e0a\u4e0b\u6587\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u8fd9\u4e00\u95ee\u9898\u7684\u5e38\u89c1\u539f\u56e0\u53ca\u5176\u89e3\u51b3\u65b9\u6848\u3002 \u4ec0\u4e48\u662fDocker\u6784\u5efa\u4e0a\u4e0b\u6587\uff1f \u5728Docker\u4e2d\uff0c\u6784\u5efa\u4e0a\u4e0b\u6587\u662f\u6307Dockerfile\u53ca\u5176\u76f8\u5173\u6587\u4ef6\u7684\u96c6\u5408\u3002\u5f53\u4f60\u8fd0\u884c`docker build`\u547d\u4ee4\u65f6\uff0cDocker\u4f1a\u5c06\u6307\u5b9a\u76ee\u5f55\u4e2d\u7684\u6240\u6709\u6587\u4ef6\u53d1\u9001\u5230Docker\u5b88\u62a4\u8fdb\u7a0b\uff0c\u4ee5\u4fbf\u8fdb\u884c\u955c\u50cf\u6784\u5efa\u3002\u56e0\u6b64\uff0c\u6784\u5efa\u4e0a\u4e0b\u6587\u7684\u6b63\u786e\u6027\u548c\u5b8c\u6574\u6027\u81f3\u5173\u91cd\u8981\u3002 \u5e38\u89c1\u539f\u56e0\u53ca\u89e3\u51b3\u65b9\u6848 1. \u8def\u5f84\u9519\u8bef \u6700\u5e38\u89c1\u7684\u539f\u56e0\u4e4b\u4e00\u662f\u6307\u5b9a\u7684\u6784\u5efa\u4e0a\u4e0b\u6587\u8def\u5f84\u4e0d\u6b63\u786e\u3002\u786e\u4fdd\u4f60\u5728\u8fd0\u884c`docker build`\u547d\u4ee4\u65f6\uff0c\u8def\u5f84\u662f\u6b63\u786e\u7684\u3002\u4f8b\u5982\uff1a docker build -t my-image:latest \/path\/to\/context \u5982\u679c\u8def\u5f84\u9519\u8bef\uff0cDocker\u5c06\u65e0\u6cd5\u627e\u5230Dockerfile\u53ca\u5176\u76f8\u5173\u6587\u4ef6\uff0c\u4ece\u800c\u5bfc\u81f4\u9519\u8bef\u3002 2. Dockerfile\u6587\u4ef6\u7f3a\u5931 \u5982\u679c\u6307\u5b9a\u7684\u6784\u5efa\u4e0a\u4e0b\u6587\u4e2d\u6ca1\u6709Dockerfile\u6587\u4ef6\uff0cDocker\u4e5f\u4f1a\u62a5\u9519\u3002\u8bf7\u786e\u4fddDockerfile\u5b58\u5728\u4e8e\u6307\u5b9a\u7684\u4e0a\u4e0b\u6587\u76ee\u5f55\u4e2d\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5\u5f53\u524d\u76ee\u5f55\uff1a ls \/path\/to\/context 3. \u6587\u4ef6\u6743\u9650\u95ee\u9898 \u6587\u4ef6\u6743\u9650\u95ee\u9898\u4e5f\u53ef\u80fd\u5bfc\u81f4Docker\u65e0\u6cd5\u8bbf\u95ee\u6784\u5efa\u4e0a\u4e0b\u6587\u4e2d\u7684\u6587\u4ef6\u3002\u786e\u4fddDocker\u5b88\u62a4\u8fdb\u7a0b\u6709\u6743\u9650\u8bfb\u53d6\u4e0a\u4e0b\u6587\u4e2d\u7684\u6240\u6709\u6587\u4ef6\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5\u6587\u4ef6\u6743\u9650\uff1a ls -l \/path\/to\/context \u5982\u679c\u6743\u9650\u4e0d\u8db3\uff0c\u53ef\u4ee5\u4f7f\u7528`chmod`\u547d\u4ee4\u4fee\u6539\u6743\u9650\uff0c\u4f8b\u5982\uff1a chmod 644 \/path\/to\/context\/Dockerfile 4. \u4e0a\u4e0b\u6587\u8fc7\u5927 \u5982\u679c\u6784\u5efa\u4e0a\u4e0b\u6587\u5305\u542b\u5927\u91cf\u6587\u4ef6\u6216\u5927\u6587\u4ef6\uff0cDocker\u53ef\u80fd\u4f1a\u56e0\u4e3a\u4e0a\u4e0b\u6587\u8fc7\u5927\u800c\u65e0\u6cd5\u5904\u7406\u3002\u53ef\u4ee5\u901a\u8fc7`.dockerignore`\u6587\u4ef6\u6765\u6392\u9664\u4e0d\u5fc5\u8981\u7684\u6587\u4ef6\u548c\u76ee\u5f55\uff0c\u4ece\u800c\u51cf\u5c0f\u4e0a\u4e0b\u6587\u7684\u5927\u5c0f\u3002\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a`.dockerignore`\u7684\u6587\u4ef6\uff0c\u5e76\u5728\u5176\u4e2d\u5217\u51fa\u8981\u6392\u9664\u7684\u6587\u4ef6\u548c\u76ee\u5f55\uff0c\u4f8b\u5982\uff1a node_modules *.log temp\/ 5. Docker\u5b88\u62a4\u8fdb\u7a0b\u95ee\u9898 \u6709\u65f6\uff0cDocker\u5b88\u62a4\u8fdb\u7a0b\u672c\u8eab\u53ef\u80fd\u51fa\u73b0\u95ee\u9898\u3002\u53ef\u4ee5\u5c1d\u8bd5\u91cd\u542fDocker\u670d\u52a1\u6765\u89e3\u51b3\u6b64\u7c7b\u95ee\u9898\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a sudo systemctl restart docker \u603b\u7ed3 \u5728Docker\u4e2d\u9047\u5230\u201cunable to prepare context\u201d\u6545\u969c\u4ee3\u7801\u65f6\uff0c\u901a\u5e38\u662f\u7531\u4e8e\u8def\u5f84\u9519\u8bef\u3001Dockerfile\u7f3a\u5931\u3001\u6587\u4ef6\u6743\u9650\u95ee\u9898\u3001\u4e0a\u4e0b\u6587\u8fc7\u5927\u6216Docker\u5b88\u62a4\u8fdb\u7a0b\u95ee\u9898\u5f15\u8d77\u7684\u3002\u901a\u8fc7\u4ed4\u7ec6\u68c0\u67e5\u8fd9\u4e9b\u56e0\u7d20\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\uff0c\u4ece\u800c\u987a\u5229\u8fdb\u884c\u5bb9\u5668\u5316\u5f00\u53d1\u3002 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-13397","post","type-post","status-publish","format-standard","hentry","category-docker"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/13397","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=13397"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/13397\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=13397"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=13397"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=13397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}